NAD+

NAD+ (Nicotinamide Adenine Dinucleotide) is a dinucleotide coenzyme identified across all studied cell types and organisms in laboratory research, functioning as an electron carrier in oxidation-reduction pathway research models. Structurally composed of adenosine monophosphate (AMP) and nicotinamide mononucleotide (NMN) joined by a pyrophosphate linkage, with the positively charged nicotinamide ring serving as the active site for hydride transfer in metabolic pathway studies. Investigated in preclinical and in vitro laboratory models examining sirtuin pathway activity (SIRT1-7 co-substrate research), PARP enzyme pathway signaling, DNA strand break repair pathway research, oxidative phosphorylation pathway modulation, mitochondrial electron transport chain pathway research, and cellular senescence pathway signaling. One of the most extensively characterized coenzymes in the published biochemistry and molecular biology research literature, with documented roles as a co-substrate in multiple enzyme pathway research systems. For Research Use Only — Not for Human or Veterinary Use.